Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
пя́теро
→
Belarusian
пяцёра
(cognate)
→
Russian
пять
(link)
→
Russian
пятерня
(affix)